A sample from the products for the Valve(s) include: Shim-tappet,2.10t, Valve-intake, Shim,tappet,3.05t, Shim-tappet,2.85t.
In this schematic the "Split Keeper" is used most often.
This Valve-exhaust is the most expensive of the items that make up this Valve(s) assembly.